Fundly is useful when the event objective is simple: tell a compelling story, collect donations, and make it easy for supporters to share the campaign. It fits community fundraisers, school drives, clubs, personal causes, and event-adjacent campaigns that do not need ticketing infrastructure.
The main caution is scope. Fundly is not built for attendee management, auctions, table seating, check-in, or donor CRM operations. If the fundraiser has those needs, it should move up to a nonprofit event fundraising platform rather than forcing a crowdfunding page to behave like event software.